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RFC: Proposal: Deterministic Object Destruction (Posting On Python-List Prohibited)


On Thu, Mar 8, 2018 at 5:17 AM, Ooomzay <ooomzay at gmail.com> wrote:
> On Thursday, 1 March 2018 22:44:59 UTC, Rob Gaddi  wrote:
>> On 03/01/2018 02:24 PM, Lawrence D?Oliveiro wrote:
>> > On Thursday, March 1, 2018 at 6:44:39 PM UTC+13, Paul Rubin wrote:
>> >> DOM trees are a classic example (see the various DOM modules in the
>> >> Python stdlib).  Non-leaf nodes have a list of child nodes, child nodes
>> >> have pointers back upwards to their parent, and each child node has
>> >> pointers to its left and right siblings if they exist.  It's all very
>> >> circular.
>> >
>> > This is why you have weak refs.
>> >
>> But making sure that the failure to use weakrefs doesn't memory leak the
>> program into the pavement is why you have background garbage collection
>> with intelligent cyclical reference breaking.
>
> That is the worst justification for gc I have seen yet, and also the most truthful. gc.set_debug(gc.DEBUG_LEAK) is your friend my friends.

Look. You obviously want to use C++, so go use it, and stop trying to
make *us* use it. We've chosen to use Python.

*plonk*

ChrisA